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Important News:
Dimension Tolerances of Thickness:
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JIS4305(ET) | ASTM A480M | GB/T 4239 | |||||||||
<160 | ≥160 <250 |
≥250 <400 |
≥400 <600 |
>5 ≤25 |
>25 ≤76 |
>76 ≤150 |
>150 ≤300 |
>20 ≤150 |
>150 ≤250 |
>250 ≤400 |
>400 ≤600 | |
<0.10 | ±0.01 | ±0.020 | - | - | ±10% | ±10% | =10% | ±10% | ±0.010 | ±0.010 | =0.010 | - |
≥0.10-0.16 | ±0.015 | ±0.020 | - | - | ±10% | ±10% | =10% | ±10% | ±0.010 | ±0.010 | =0.010 | - |
≥0.16-0.25 | ±0.020 | ±0.025 | ±0.030 | ±0.030 | ±0.04 | ±0.04 | =0.04 | ±0.40 | ±0.010 | ±0.010 | =0.010 | - |
≥0.25-0.40 | ±0.025 | ±0.030 | ±0.035 | ±0.035 | ±0.05 | ±0.05 | =0.05 | ±0.06 | ±0.020 | ±0.020 | ±0.020 | ±0.020 |
≥0.40-0.60 | ±0.035 | ±0.040 | ±0.040 | ±0.040 | ±0.06 | ±0.06 | =0.06 | ±0.06 | ±0.020 | =0.020 | ±0.020 | ±0.030 |
≥0.60-0.80 | ±0.040td> | ±0.045 | ±0.045 | ±0.045 | ±0.06 | ±0.06 | ±0.06 | ±0.09 | =0.030 | =0.030 | ±0.030 | ±0.040 |